[conformal/btcjson] 75a237: Add support for GetTransactionResult.

[David Hill]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcjson
  Commit: 75a237bc0d34439c4b4a4761aaf46fe53d4d2cd3
      
https://github.com/conformal/btcjson/commit/75a237bc0d34439c4b4a4761aaf46fe53d4d2cd3
  Author: David Hill <dh...@conformal.com>
  Date:   2014-04-11 (Fri, 11 Apr 2014)

  Changed paths:
    M jsonapi.go
    M jsonapi_test.go
    M test_coverage.txt

  Log Message:
  -----------
  Add support for GetTransactionResult.

ok @jcvernaleo